They are uncomfortable, annoying and occasionally dangerous. But fevers are also an essential part of how we protect ...

The rate of spread among kids is especially high in schools and during playtime. They, in turn, spread it to their families, ...

FEELING HOT AND SWEATY could be an important warning sign of heart disease, especially if it’s sudden or comes with other ...

Heat waves, extreme drought and deadly wildfire smoke are just some of the climate-related health hazards that have reached ...

In the winter of 1812, Napoleon’s Grande Armée met its most devastating enemy—not the Russian army, but biology itself. As ...

Rising canine virus cases in several counties have left some pet owners fearful and urging others to vaccinate.

Rising canine virus cases in several counties have left some pet owners fearful and urging others to vaccinate.

The most dangerous animal in the world just got easier to study—and perhaps defeat one day. Researchers from Rockefeller ...

The Republic's climate reporter started her journey on the Arizona Trail with detours that were forced by wildfires and left ...

China Eastern launches the world’s longest direct flight from Shanghai to Buenos Aires via Auckland, redefining long-haul travel in 29 hours.

Just 12 miles southeast of Roswell lies New Mexico’s best-kept secret for unwinding: Bottomless Lakes State Park. Don’t worry about packing scuba gear for these “bottomless” lakes—they’re actually a ...